#region (c) 2014 THN Solutions LLC. - All rights reserved
/*
Simplified BSD License (BSD)
THN HTTP Stack Library
Copyright (c) 2014, THN Solutions LLC. ( www.ThnSolutions.com )
Author: Nguyễn, M. Hải                 ( www.Minh-Hai.com     )
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice, this 
      list of conditions and the following disclaimer.

    * Redistributions in binary form must reproduce the above copyright notice, 
      this list of conditions and the following disclaimer in the documentation 
      and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
POSSIBILITY OF SUCH DAMAGE.
*/
#endregion

#region Record of Change
//             							CHANGE HISTORY
// -------------------------------------------------------------------------------------
// |   DATE    | DEVELOPER  | DESCRIPTION                                              |
// -------------------------------------------------------------------------------------
// | 15-Nov-12 | HaiNM      | First creation.                                          |
// -------------------------------------------------------------------------------------
//
#endregion

#region Record of Audit
//             							REVIEW HISTORY
// -------------------------------------------------------------------------------------
// |   DATE    | REVIEWER   | NOTES                                                    |
// -------------------------------------------------------------------------------------
// -------------------------------------------------------------------------------------
//
#endregion

#region Using directives
using System;

using Thn;
using Thn.IO;
#endregion

namespace Thn.Net.Http
{
    /// <summary>
    /// A response is usually used when the server needs to send a large file to client. In such case,
    /// the response is used for sending chunks of the file. This response does not include the headers and other
    /// HTTP wrapping when serialized.
    /// </summary>
#if DEBUG || TESTING
    public
#else
    public
#endif
 class BodyOnlyHttpResponse : HttpMessageBase, IHttpResponse
    {
        #region Fields
        #endregion

        #region Properties

        #region Status
        private HttpResponseStatus mStatus = HttpResponseStatus.OK;
        /// <summary>
        /// Gets or sets status code of this response.
        /// </summary>
        public HttpResponseStatus Status
        {
            get { return mStatus; }
            set { mStatus = value; }
        }
        #endregion

        #region Body
        /// <summary>
        /// Gets reference to the body section.
        /// </summary>
        public IHttpBody Body
        {
            get { return mBody; }
        }
        #endregion

        #endregion

        #region On Serialize
        /// <summary>
        /// Write the content of this message to the provided writer.
        /// </summary>
        /// <param name="writer">The write responsible for writing to underlying context.</param>
        protected override void OnSerialize(IContextWriter writer)
        {
            if (mBody.HasData)
            {
                #region Has Data

                long bodyLength = mBody.Length;

                //write content
                HttpBody body = (HttpBody)mBody;
                IHasByteArray b = (IHasByteArray)body;
                writer.WriteBytes(b.Buffer, b.StartOffset, (int)body.Length);

                #endregion
            }
            else
            {
                #region No data -> throw exception

                throw new Exception("The body is always required for " + this.GetType().Name);

                #endregion
            }
        }
        #endregion        

        #region IHttpResponse Members
        string IHttpResponse.Version
        {
            get { throw new NotImplementedException(); }
        }

        string IHttpResponse.ContentType
        {
            get { throw new NotImplementedException(); }
        }

        long IHttpResponse.ContentLength
        {
            get { throw new NotImplementedException(); }
        }

        int MessageId
        {
            get { return base.OnGetId(); }
        }

        IHttpHeaders IHttpContent.Headers
        {
            get { throw new NotImplementedException(); }
        }
        #endregion

        #region Constructors
        /// <summary>
        /// Default constructor.
        /// </summary>
        public BodyOnlyHttpResponse()
        { }
        #endregion
    }
}
